<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1025-0255</journal-id>
<journal-title><![CDATA[Revista Archivo Médico de Camagüey]]></journal-title>
<abbrev-journal-title><![CDATA[AMC]]></abbrev-journal-title>
<issn>1025-0255</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Médicas de Camagüey]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1025-02552012000600014</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Artrosis de la rodilla y escalas para su evaluación]]></article-title>
<article-title xml:lang="en"><![CDATA[Osteoarthritis of the knee and scales for assessment]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez López]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Lorenzo]]></surname>
<given-names><![CDATA[Yenima]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López Lastre]]></surname>
<given-names><![CDATA[Guadalupe]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López Lastre]]></surname>
<given-names><![CDATA[Mercedes]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Áreas Sifonte]]></surname>
<given-names><![CDATA[Yoanka]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz de Villa]]></surname>
<given-names><![CDATA[Abel]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Hospital Universitario Manuel Ascunce Domenech  ]]></institution>
<addr-line><![CDATA[Camagüey ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2012</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2012</year>
</pub-date>
<volume>16</volume>
<numero>6</numero>
<fpage>1777</fpage>
<lpage>1790</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1025-02552012000600014&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1025-02552012000600014&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1025-02552012000600014&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Introducción: la gonartrosis es una enfermedad frecuente en la actualidad debido al envejecimiento de la población y la necesidad en este grupo de enfermos de una mejor capacidad funcional. Objetivo: profundizar sobre la utilidad de las escalas evaluativas en pacientes con gonartrosis. Desarrollo: en la presente revisión se utilizaron las bases de datos Medline, Hinari y Pubmed con más de 200 artículos sobre el tema de los que fueron seleccionados 51. Se abordan las escalas más usadas en pacientes que sufren de artrosis de la rodilla, entre las que se encuentran las dependientes en su totalidad de lo referido por los enfermos. Por otra parte, se hace referencia a la utilidad de la escala cuantitativa de Rasmussen, ya que se relaciona con aspectos muy importantes de la enfermedad que necesitan de valoración y evolución. En la última parte de la investigación se hace referencia a la nueva clasificación propuesta por la American Knee Society, donde por primera vez en una escala se combinan elementos subjetivos y objetivos. Conclusiones: la gradación de pacientes que sufren de artrosis de la rodilla es de vital importancia para determinar los resultados del tratamiento, tanto conservador como quirúrgico a corto y largo plazo; y de esta manera trazar estrategias efectivas que den respuesta a pacientes que padecen de esta enfermedad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Background: gonarthrosis is a frequent disease nowadays due to the aging of the population and the need in this group of patients with better functional ability. Objective: to deepen on the utility of evaluative scales in patients with gonarthrosis. Method: this review used Medline, Hinari and Pubmed databases with more than 200 articles on the subject of which 51 were selected. Development: the most commonly used scales in patients suffering from osteoarthritis of the knee are discussed, which include the ones referred by the sick people. Moreover, it is mentioned to the usefulness of the Rasmussen´s quantitative scale, since it relates very important aspects of the disease that need assessment and evolution. The new classification proposed by the American Knee Society, where for the first time on a scale combined subjective and objective elements as are referenced in the last part of the investigation. Conclusions: is vital the gradation of patients suffering from osteoarthritis of the knee to determine the results of both conservative and surgical treatment at short and long term; and thus designing effective strategies that respond to patients who suffer from this disease.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[OSTEOARTRITIS]]></kwd>
<kwd lng="es"><![CDATA[RODILLA]]></kwd>
<kwd lng="es"><![CDATA[ARTICULACIÓN DE LA RODILLA]]></kwd>
<kwd lng="es"><![CDATA[LITERATURA DE REVISIÓN COMO ASUNTO]]></kwd>
<kwd lng="en"><![CDATA[OSTEOARTHRITIS]]></kwd>
<kwd lng="en"><![CDATA[KNEE]]></kwd>
<kwd lng="en"><![CDATA[KNEE JOINT]]></kwd>
<kwd lng="en"><![CDATA[REVIEW LITERATURE AS TOPIC]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>ART&Iacute;CULOS  DE REVISI&Oacute;N</b></font></p>    <p>&nbsp;</p>    <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b><font size="4">Artrosis  de la rodilla y escalas para su evaluaci&oacute;n </font></b> </font></p>    <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">    <p>&nbsp;</p><b><font size="3">Osteoarthritis  of the knee and scales for assessment</font></b></font>    <P></p>    <p>&nbsp;</p>    <p>&nbsp;</p>    <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Dr.  Alejandro &Aacute;lvarez L&oacute;pez</b>;<sup><b>I</b></sup> <b>Dra. Yenima Garc&iacute;a  Lorenzo;</b><sup><b>II</b></sup><b> Dra. Guadalupe L&oacute;pez Lastre;</b><sup><b>III</b></sup><b>  Lic Mercedes L&oacute;pez Lastre;</b><sup><b>IV</b></sup><b> Dra. Yoanka &Aacute;reas  Sifonte;</b><sup><b>V</b></sup><b> Dr. Abel Ruiz de Villa</b><sup><b>VI</b></sup></font></p>    <p>&nbsp;</p>    ]]></body>
<body><![CDATA[<p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">I  Especialista de II en Ortopedia y Traumatolog&iacute;a. Profesor Auxiliar. Investigador  Agregado. M&aacute;ster en Urgencias M&eacute;dicas. Hospital Universitario Manuel  Ascunce Domenech. Camag&uuml;ey. Cuba. <a href="mailto:yenima@finlay.cmw.sld.cu">yenima@finlay.cmw.sld.cu</a></font>    <br>  <font size="2" face="Verdana, Arial, Helvetica, sans-serif">II Especialista de  I en Medicina General Integral. Profesor Instructor. Hospital Universitario Manuel  Ascunce Domenech. Camag&uuml;ey. Cuba. <a href="mailto:yenima@finlay.cmw.sld.cu">yenima@finlay.cmw.sld.cu</a></font>    <br>  <font size="2" face="Verdana, Arial, Helvetica, sans-serif">III Especialista de  II en Laboratorio Cl&iacute;nico. Profesor Auxiliar. Hospital Universitario Manuel  Ascunce Domenech Camag&uuml;ey. Cuba. <a href="mailto:llguadalupe@mad.cmw.sld.cu">llguadalupe@mad.cmw.sld.cu</a></font>    <br>  <font size="2" face="Verdana, Arial, Helvetica, sans-serif">IV Licenciada en Estad&iacute;sticas.  Hospital Universitario Manuel Ascunce Domenech. Camag&uuml;ey. Cuba. </font>    <br>  <font size="2" face="Verdana, Arial, Helvetica, sans-serif">V Especialista de  I Grado en Medicina General Integral. Profesor Instructor. Hospital Universitario  Manuel Ascunce Domenech Camag&uuml;ey. Cuba.</font>    <br> <font size="2" face="Verdana, Arial, Helvetica, sans-serif">VI  Especialista de I Grado en Cirug&iacute;a General. Profesor Instructor. Hospital  Universitario Manuel Ascunce Domenech Camag&uuml;ey. Cuba.</font></p>    <p>&nbsp;</p><hr>      <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>RESUMEN</b>  </font></p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">    <p align="justify"><b>Introducci&oacute;n:  </b>la gonartrosis es una enfermedad frecuente en la actualidad debido al envejecimiento  de la poblaci&oacute;n y la necesidad en este grupo de enfermos de una mejor capacidad  funcional.     <BR><b>Objetivo:</b> profundizar sobre la utilidad de las escalas evaluativas  en pacientes con gonartrosis.    ]]></body>
<body><![CDATA[<BR><b>Desarrollo:</b> en la presente revisi&oacute;n  se utilizaron las bases de datos Medline, Hinari y Pubmed con m&aacute;s de 200  art&iacute;culos sobre el tema de los que fueron seleccionados 51. Se abordan  las escalas m&aacute;s usadas en pacientes que sufren de artrosis de la rodilla,  entre las que se encuentran las dependientes en su totalidad de lo referido por  los enfermos. Por otra parte, se hace referencia a la utilidad de la escala cuantitativa  de Rasmussen, ya que se relaciona con aspectos muy importantes de la enfermedad  que necesitan de valoraci&oacute;n y evoluci&oacute;n. En la &uacute;ltima parte  de la investigaci&oacute;n se hace referencia a la nueva clasificaci&oacute;n  propuesta por la American Knee Society, donde por primera vez en una escala se  combinan elementos subjetivos y objetivos.     <BR><b>Conclusiones: </b>la gradaci&oacute;n  de pacientes que sufren de artrosis de la rodilla es de vital importancia para  determinar los resultados del tratamiento, tanto conservador como quir&uacute;rgico  a corto y largo plazo; y de esta manera trazar estrategias efectivas que den respuesta  a pacientes que padecen de esta enfermedad. </p></font>    <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>DeCS:  </b>OSTEOARTRITIS; RODILLA;&nbsp;ARTICULACI&Oacute;N DE LA RODILLA/ CIRUG&Iacute;A;&nbsp;LITERATURA  DE REVISI&Oacute;N COMO ASUNTO. </font></p>    <P></p><hr>     <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>&nbsp;</b></font><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>ABSTRACT</b></font>  </p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Background:</b>  gonarthrosis is a frequent disease nowadays due to the aging of the population  and the need in this group of patients with better functional ability.     <BR></font><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Objective:  </b>to deepen on the utility of evaluative scales in patients with gonarthrosis.      <BR></font><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Method:</b>  this review used Medline, Hinari and Pubmed databases with more than 200 articles  on the subject of which 51 were selected.     <BR></font><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Development:</b>  the most commonly used scales in patients suffering from osteoarthritis of the  knee are discussed, which include the ones referred by the sick people. Moreover,  it is mentioned to the usefulness of the Rasmussen&acute;s quantitative scale,  since it relates very important aspects of the disease that need assessment and  evolution. The new classification proposed by the American Knee Society, where  for the first time on a scale combined subjective and objective elements as are  referenced in the last part of the investigation.     <BR></font><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Conclusions:</b>  is vital the gradation of patients suffering from osteoarthritis of the knee to  determine the results of both conservative and surgical treatment at short and  long term; and thus designing effective strategies that respond to patients who  suffer from this disease.</font></p>    ]]></body>
<body><![CDATA[<p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>DeCS:  </b>OSTEOARTHRITIS; KNEE; KNEE JOINT/SURGERY; REVIEW LITERATURE AS TOPIC.</font></p><hr align="JUSTIFY">      <p align="justify">&nbsp;</p>    <p align="justify">&nbsp;</p>    <p align="justify">     <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>INTRODUCCI&Oacute;N</b>  </font></p><font size="2">     <p align="justify"><font face="Verdana, Arial, Helvetica, sans-serif">La  necesidad de evaluar diferentes m&eacute;todos de tratamiento en la cirug&iacute;a  ortop&eacute;dica comienza desde los principios de la especialidad. Antes de los  a&ntilde;os 80, las mediciones despu&eacute;s de una intervenci&oacute;n se fundamentaban  de manera tradicional en la exploraci&oacute;n f&iacute;sica y par&aacute;metros  radiogr&aacute;ficos. Posteriormente, se incorpor&oacute; en el sistema de evaluaci&oacute;n  las perspectivas del tratamiento descritas por cada enfermo.<sup>1-3</sup></font></p>    <p align="justify"><font face="Verdana, Arial, Helvetica, sans-serif">El  dolor es la causa principal que justifica la cirug&iacute;a de la articulaci&oacute;n  de la rodilla en pacientes j&oacute;venes y ancianos. En los primeros, es necesario  medir capacidad funcional, competitiva o de mayor demanda f&iacute;sica. Por otra  parte, los pacientes ancianos con artrosis presentan dificultades para las actividades  de la vida diaria y caminar. De all&iacute; la importancia de utilizar sistemas  o escalas de evaluaci&oacute;n seg&uacute;n corresponda.<sup>4-6</sup></font></p>    <p align="justify"><font face="Verdana, Arial, Helvetica, sans-serif">Seg&uacute;n  la OMS citado por Woolf AD, et al,<sup>7</sup> las enfermedades reum&aacute;ticas  representan el tercer problema de salud m&aacute;s importante en los pa&iacute;ses  desarrollados y entre ellas, la artrosis es la m&aacute;s frecuente, ya que afecta  al 80 % de la poblaci&oacute;n mayor de 65 a&ntilde;os en los pa&iacute;ses industrializados.  Se prev&eacute; que el aumento de la expectativa de vida y el envejecimiento de  la poblaci&oacute;n har&aacute;n de la artrosis la cuarta causa de discapacidad  f&iacute;sica en el a&ntilde;o 2020.<sup>8,9</sup></font></p></font>     <P></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">La  artrosis es la causa m&aacute;s importante de discapacidad funcional del aparato  locomotor en todas las razas y zonas geogr&aacute;ficas. Afecta al 9,6 % de los  hombres y al 18 % de las mujeres mayores de 60 a&ntilde;os.<sup>10-12</sup> </font><font size="2"></font></p><font size="2">      ]]></body>
<body><![CDATA[<p align="justify"><font face="Verdana, Arial, Helvetica, sans-serif">Aunque la  Artrosis de la Rodilla (AR) tambi&eacute;n conocida por gonartrosis, es una afecci&oacute;n  que se describe por lo general en pacientes con 50 a&ntilde;os o m&aacute;s, la  presencia de esta enfermedad en edades m&aacute;s tempranas es cada vez mayor,  lo que genera la necesidad de conjugar pacientes con diferentes tipos de demandas  f&iacute;sicas, en relaci&oacute;n a la misma.<sup>13-15</sup></font></p>    <p align="justify"><font face="Verdana, Arial, Helvetica, sans-serif">Debido  al gran n&uacute;mero de escalas descritas para pacientes con AR, basadas en aspectos  subjetivos y objetivos, el prop&oacute;sito de esta revisi&oacute;n es profundizar  sobre la utilidad de algunas de estas gradaciones evaluativas en pacientes con  esta enfermedad. </font></p></font>     <p align="justify">&nbsp;</p>    <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>DESARROLLO</b>  </font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Se  realiz&oacute; una revisi&oacute;n bibliogr&aacute;fica de un total de 200 art&iacute;culos  publicados en Pubmed, Hinari y Medline mediante el localizador de informaci&oacute;n  Endnote, de ellos se utilizaron 51 citas seleccionadas para realizar la revisi&oacute;n,  41 de ellas de los &uacute;ltimos cinco a&ntilde;os. </font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Las  escalas para la valoraci&oacute;n de pacientes con AR pueden ser divididas en  aquellas que tienen en cuenta los aspectos referidos por el enfermo (subjetivas),  las que el m&eacute;dico realiza mediante la exploraci&oacute;n f&iacute;sica  (objetivas), las de tipo radiol&oacute;gico que involucran aquellas basadas en  la radiograf&iacute;a simple, la tomograf&iacute;a axial computarizada, la imagen  de resonancia magn&eacute;tica nuclear y gammagraf&iacute;a &oacute;sea.<sup>16,17</sup></font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Recientemente,  en pacientes con AR se determinan marcadores biol&oacute;gicos que incluso son  capaces de mostrar la presencia de la enfermedad aun en la etapa precl&iacute;nica.<sup>18</sup></font></p>    <P></p>    <p align="center"><img src="/img/revistas/AMC/v16n6/f010140612.jpg" width="591" height="423" border="0">  <font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>     
<p align="center"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>Tipos  de escalas en pacientes que sufren de artrosis de la rodilla</b></font> </p></b></font>      ]]></body>
<body><![CDATA[<p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">La  escala WOMAC (The Western Ontario and McMaster Universities Osteoarthritis Index),  recoge tres aspectos fundamentales entre los que se encuentran el dolor con cinco  &iacute;tems, rigidez dos &iacute;tems y funci&oacute;n f&iacute;sica 17 &iacute;tems.<sup>19</sup>  Esta escala es una de las m&aacute;s usadas a nivel internacional, se ha traducido  a todos los idiomas, ha sido validada en diferentes pa&iacute;ses y se fundamenta  en lo referido por los pacientes que sufren de esta enfermedad, en ella el m&eacute;dico  no realiza comprobaci&oacute;n alguna si lo que refiere el enfermo es real o no.<sup>20,21</sup>  Mediante su uso no se precisa con exactitud el grado de fuerza muscular ni de  movimiento articular, lo que representa un aspecto muy importante al valorar la  necesidad de cirug&iacute;a, muy en especial la realizada por la v&iacute;a artrosc&oacute;pica.<sup>22-24</sup></font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">El  cuestionario de salud SF (Short Form) recopila 36 aspectos donde cada uno presenta  de dos a seis &iacute;tems, todos referidos por el enfermo a los que se le asigna  una puntuaci&oacute;n que es valorada en el transcurso de la evoluci&oacute;n  del enfermo. Presenta las mismas desventajas de la escala de WOMAC descritas con  anterioridad, a pesar de ser extremadamente larga para llenar por parte del enfermo.<sup>25,26</sup></font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Por  otra parte la escala SF-36 con algunas modificaciones es utilizada en pacientes  con otras afecciones, como es el caso de los pacientes portadores de VIH seg&uacute;n  reporta Turner Bowker DM, et al,<sup>27</sup> adem&aacute;s de enfermos con colitis  ulcerativa de acuerdo con lo planteado por Hoivk ML, et al.<sup>28</sup></font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">La  escala KOOS (Knee injury and Osteoarthritis Outcome Score) es otra de los cuestionarios  utilizados, cuenta con varios aspectos como: s&iacute;ntomas con cinco &iacute;tems;  entumecimiento, dos &iacute;tems; dolor, nueve &iacute;tems; actividades diarias,  17 &iacute;tems; actividades deportivas y recreacionales, cinco &iacute;tems y  calidad de vida, cuatro &iacute;tems. Es una gradaci&oacute;n tambi&eacute;n basada  en aspectos subjetivos que plasman los enfermos, su uso es m&aacute;s amplio tanto  para pacientes con artrosis y traumatismos de la rodilla entre los que se incluyen  reparaci&oacute;n de ligamentos cruzados y lesiones de meniscos.<sup>29-31</sup></font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">La  escala de Rasmussen SP, et al,<sup>32</sup> aunque es m&aacute;s utilizada en  pacientes que presentan fracturas de la meseta tibial tratados mediante la v&iacute;a  artrosc&oacute;pica, muestra aspectos que son de gran utilidad en pacientes con  AR. En primer lugar, la escala de Rasmussen SP<sup>33</sup> fue descrita en enfermos  con artrosis de tipo degenerativa antes de ser divulgada para su utilizaci&oacute;n  en pacientes con fracturas de la meseta tibia. Esta escala recoge seis aspectos  fundamentales entre los que se encuentran: dolor, capacidad de marcha, extensi&oacute;n  de la rodilla, rango de movimiento, estabilidad y fuerza del cu&aacute;driceps.  En relaci&oacute;n al dolor se describen cinco variantes las cuales son observadas  con frecuencia en pacientes con AR, entre las que destaca el dolor al reposo el  cual constituye una se&ntilde;al cl&iacute;nica de que el proceso osteodegenerativo  est&aacute; en una etapa avanzada.<sup>34,35</sup></font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">En  relaci&oacute;n al segundo aspecto, la capacidad de marcha responde a la posibilidad  del enfermo a desplazarse, aunque esta enfermedad es m&aacute;s frecuente en pacientes  con 60 a&ntilde;os de edad o m&aacute;s, en la actualidad se ha observado un incremento  en el n&uacute;mero de pacientes desde los 40 a&ntilde;os, sin embargo es l&oacute;gico  que la capacidad de marcha no es igual en pacientes que se encuentran en la cuarta  d&eacute;cada de la vida al ser comparados con aquellos que tienen o sobrepasan  los 60 a&ntilde;os. La escala propuesta por Rasmussen SP, et al,<sup>32</sup>  facilita la evaluaci&oacute;n de estos enfermos, ya que la misma se realiza antes  de comenzar, durante y al final del tratamiento.<sup>36,37</sup></font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">En  relaci&oacute;n al grado de extensi&oacute;n y rango de movimiento, estos dos  aspectos est&aacute;n en estrecha relaci&oacute;n con la capacidad funcional,  los pacientes que presenten limitaciones del movimiento articular, est&aacute;n  asociados a rigidez de la articulaci&oacute;n que le impide la realizaci&oacute;n  de la fisioterapia activa, facilita la atrofia muscular y causa un c&iacute;rculo  vicioso dif&iacute;cil de romper.<sup>32</sup></font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">La  estabilidad de la rodilla en pacientes con AR es de gran importancia seg&uacute;n  plantean Fitzgerald GK, et al,<sup>38</sup> Yakhdani HR, et al,<sup>39</sup> Heijink  A, et al,<sup>40</sup> ya que no se relaciona con rupturas del ligamento cruzado  de tipo traum&aacute;ticas, los pacientes con AR no s&oacute;lo presentan da&ntilde;os  de los cart&iacute;lagos, sino adem&aacute;s de los meniscos, tejido sinovial  y ligamentos. En el caso espec&iacute;fico de los ligamentos unos de los m&aacute;s  afectados es el cruzado anterior el cual en muchas ocasiones est&aacute; elongado  y causa inestabilidad de tipo objetiva, ya que la mayor&iacute;a de los enfermos  con AR presentan inestabilidad de tipo subjetiva relacionada con la fuerza y tono  muscular, lesi&oacute;n de meniscos e irregularidad de la superficie articular.  </font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Recientemente  existen investigaciones que sugieren la reconstrucci&oacute;n del ligamento cruzado  anterior en caso de existir ruptura o elongaci&oacute;n, y evitar de esta manera  el progreso del proceso degenerativo.<sup>40</sup></font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Por  otra parte, Miura H, et al,<sup>41</sup> en su investigaci&oacute;n plantean la  estrecha relaci&oacute;n que existe entre la inestabilidad articular en varo o  valgo y la presencia de dolor en pacientes con AR. </font></p>    ]]></body>
<body><![CDATA[<p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Por  &uacute;ltimo, la fuerza muscular cuando se aplica la prueba de Daniels desempe&ntilde;a  un aspecto importante para la evaluaci&oacute;n preoperatoria ya que los pacientes  con AR para ser intervenidos por v&iacute;a artrosc&oacute;pica, deben de tener  fuerza muscular mayor o igual a cuatro, de no ser as&iacute; la capacidad para  la rehabilitaci&oacute;n posoperatoria pudiera estar comprometida y afectar el  resultado final de los enfermos que van a ser intervenidos por esta modalidad  de tratamiento.</font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">La  relaci&oacute;n fuerza muscular del cu&aacute;driceps femoral y AR est&aacute;  reflejada en la literatura por varios autores como: Kean CO, et al ,<sup>42</sup>  Segal NA, et al,<sup>43</sup> y Shakoor MA, et al,<sup>44</sup> de all&iacute;  la importancia de la determinaci&oacute;n del grado de fuerza muscular antes y  despu&eacute;s de la intervenci&oacute;n quir&uacute;rgica.</font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Apoyados  en estos aspectos, la escala de Rasmussen SP, et al,<sup>32</sup> puede ser utilizada  en pacientes que sufren de AR e intervenidos mediante la v&iacute;a artrosc&oacute;pica,  adem&aacute;s esta escala se utiliza en varios momentos desde el principio hasta  el final del tratamiento. Por otra parte, esta escala es de tipo cuantitativa  y su medici&oacute;n se lleva a cabo por parte del m&eacute;dico de asistencia,  el cual se fundamenta en los elementos objetivos detectados a la exploraci&oacute;n  f&iacute;sica, brinda una calificaci&oacute;n num&eacute;rica a los aspectos de  la escala que explora y evita de esta manera la influencia de factores subjetivos  que pueden mediar en el resultado real del tratamiento utilizado en estos enfermos.  </font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">La  aplicaci&oacute;n de la Escala Visual Anal&oacute;gica de 10 para el dolor en  pacientes con AR es citada con frecuencia en la literatura cient&iacute;fica internacional  debido a su f&aacute;cil comprensi&oacute;n seg&uacute;n reportan Singh RG<sup>45</sup>  y Nu&ntilde;ez Cornejo CP, et al,<sup>46</sup> en sus investigaciones. </font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">La  necesidad de conjugar aspectos subjetivos con los objetivos ha dado lugar a la  modificaci&oacute;n de la escala propuesta de manera original por la Academia  Norteamericana de la Rodilla en el a&ntilde;o 1989 por Insall JN, et al,<sup>47</sup>  para evaluar pacientes con AR despu&eacute;s de realizada una artroplastia total  de la articulaci&oacute;n. La modificaci&oacute;n de esta escala fue dirigida  por prestigiosos cirujanos como Scuderi GR, Bourne RB, et al,<sup>48</sup> que  publicaron este art&iacute;culo en el a&ntilde;o 2011. Esta escala recoge varios  aspectos como score objetivo con siete &iacute;tems, satisfacci&oacute;n, 40 &iacute;tems;  expectativa, tres &iacute;tems y por &uacute;ltimo score de actividad funcional,  19 &iacute;tems. En esta investigaci&oacute;n los autores comparan esta nueva  escala con otras ya existentes como las de SF- 36 y KOOS, las que son compatibles  para pacientes con afecciones de la articulaci&oacute;n de la rodilla.</font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Las  lesiones de meniscos de tipo degenerativa en pacientes con AR son frecuentes.  Actualmente Sihvonen R, et al,<sup>49</sup> proponen una escala espec&iacute;fica  para la valoraci&oacute;n de pacientes con AR y lesi&oacute;n de meniscos la que  es nombrada <i>WOMET</i> (Western Ontario Meniscal Evaluation Tool). Esta escala  consta de 16 &iacute;tems, nueve que responden a la exploraci&oacute;n f&iacute;sica,  cuatro a discapacidades en relaci&oacute;n a las actividades de deporte y recreativas  y tres a emociones descritas por el enfermo. Este instrumento es utilizado s&oacute;lo  para pacientes con lesi&oacute;n de menisco y AR, lo que constituye su principal  limitante, ya que las lesiones de menisco aunque son extremadamente frecuentes  en pacientes con trastornos degenerativos de la rodilla no son las &uacute;nicas  y se necesita de la valoraci&oacute;n de la articulaci&oacute;n en forma general.<sup>50,51</sup></font>  </p>    <P></p>    <p align="justify">&nbsp;</p>    <p align="justify"><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>CONCLUSIONES</b>  </font></p>    <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Las  escalas para paciente con AR desempe&ntilde;an un papel muy importante para determinar  la efectividad de los diferentes m&eacute;todos de tratamiento tanto conservadores  como quir&uacute;rgicos. En la presente investigaci&oacute;n se abordan escalas  muy utilizadas por la comunidad cient&iacute;fica internacional y otras de menor  aplicaci&oacute;n, pero que presentan aspectos muy &uacute;tiles a considera en  pacientes que sufren de esta enfermedad. Se recomienda el uso de la escala de  Rasmussen SP por su aplicaci&oacute;n pr&aacute;ctica y combinar aspectos subjetivos  y objetivos en su mayor&iacute;a.&nbsp; </font></p>    ]]></body>
<body><![CDATA[<p>&nbsp;</p>    <p><font size="3" face="Verdana, Arial, Helvetica, sans-serif"><b>REFERENCIAS  BIBLIOGR&Aacute;FICAS</b></font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">1.  Baczyk G, Samborski P, Piescikowska J, Kmieciak M, Walkowiak I. Comparison functioning  and quality of life of patients with osteoarthritis and rheumatoid arthritis.  Adv Med Sci. 2007; 52 Suppl 1:55-9.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">2.  Terwee CB, Bouwmeeester W, Elsland SL, Dekker J. Instruments to assess physical  activity in patients with osteoarthritis of the hip or knee: a systematic review  of measurement properties. Osteoarthritis Cartilage. 2011; 19: 620-33.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">3.  Jette AM, McDonough CM, Ni P, Haley SM, Hambleton RK, Olarsch S, et al. A functional  difficulty and functional pain instrument for hip and knee osteoarthritis. Arthritis  Res Ther. 2009; 11(4):5-6.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">4.  Stratford PW, Kennedy PT, Woodhouse LJ, Spadoni GF. Measurement properties of  the WOMAC LK 3.1 pain scale. Osteoarthritis Cartilage. 2007; 15: 266-272.    </font></p>    ]]></body>
<body><![CDATA[<!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">5.  Gandhi R, Tsvetkov D, Dhottar H, Davey JR, Mahomed NN. Quantifying the pain experience  in hip and knee osteoarthritis. Pain Res Manag. 2010; 15(4):224-8.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">6.  Allen KD, Oddone EZ, Stock JL, Coffman CJ, Lindquist JH, Juntilla KA, et al. The  Self-Management of OsteoArthritis in Veterans (SeMOA) Study: design and methodology.  Contemp Clin Trials. 2008; 29(4):596-607.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">7.  Woolf AD, Pfleger B. Burden of major musculoskeletal conditions. Bull World Health  Organ. 2003; 81:646-56.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">8.  Bellamy N, Wilson C, Hendrikz J. Population-based normative values for the Western  Ontario and McMaster (WOMAC) Osteoarthritis Index: part I. Semin Arthritis Rheum.  2011; 41(2):139-48.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">9.  Mancuso CA, Ranawat AS, Meftah M, Koob TW, Ranawat CS. Properties of the patient  administered questionnaires: new scales measuring physical and psychological symptoms  of hip and knee disorders. J Arthroplasty. 2012; 27(4):575-582.    </font></p>    ]]></body>
<body><![CDATA[<!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">10.  Bond M, Davis A, Lohmander S, Hawker G. Responsiveness of the OARSI- OMERACT osteoarthritis  pain and funtion measure. Osteoarthritis Cartilage. 2012; 20: 541-47.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">11.  Hunter DJ, Zaim S, Mosher TJ. What semi quantitative scoring instruments for knee  OA MRI should be use?. Osteoarthritis Cartilage. 2010; 18: 1363-64.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">12.  Goetz C, Ecosse E, Rat AC, Pouchot J, Coste J, Guillemin F. Measurement properties  of the osteoarthritis of knee and hip quality of life OAKHQOL questionnaire: an  item response theory analysis. Rheumatology. 2011; 50(3):500-5.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">13.  Angst F, Ewert T, Lehmann S, Aeschlimann A, Stucki G. The factor subdimensions  of the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC)  help to specify hip and knee osteoarthritis: a prospective evaluation and validation  study. J Rheumatol. 2005; 32(7):1324-30.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">14.  Max RG. Knee rating scales for clinical outcome. En: Callaghan JJ, Rosenberg AG,  Rubash HE, Simonian PT, Wickiewicz TL. The Adult Knee. Philadelphia: Lippincott  Williams Wilkins; 2003.p. 367-78.    </font></p>    ]]></body>
<body><![CDATA[<!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">15.  Smith HJ, Richardson JB, Tennart A. Modification and validation of the Lysholm  Knee Scale to assess articular cartilage damage. Osteoarthritis Cartilage. 2009;  17: 53-8.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">16.  Angst F, Aeschlimann A, Steiner W, Stucki G. Responsiveness of the WOMAC osteoarthritis  index as compared with the SF 36 in patients with osteoarthritis of the legs undergoing  a comprehensive rehabilitation intervention. Amm Rheum Dis. 2012; 60: 834-40.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">17.  Felson DT, Lynch J, Guermazi A, Roemer FW, Niu J, McAlindon T, et al. Comparison  of BLOKS and WORMS scoring systems part II. Osteoarthritis Cartilage. 2010; 18(11):1402-7.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">18.  Folkesson J, Dam EB, Olsen OF, Karsdal MA, Pettersen PC, Christiansen C. Automatic  quantification of local and global articular cartilage surface curvature: biomarkers  for osteoarthritis?. Magn Reson Med. 2008; 59(6):1340-6.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">19.  Ornetti P, Dougados M, Paternotte S, Logeart I, Gossec L. Validation of a numerical  rating scale to assess functional impairment in hip and knee osteoarthritis: comparison  with the WOMAC function scale. Ann Rheum Dis. 2011; 70(5):740-6.    </font></p>    ]]></body>
<body><![CDATA[<!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">20.  Monticone M, Ferrante S, Salvaderi S, Rocca B, Foti C, Roi GS. Development of  the Italian version of the knee injury and osteoarthritis outcome score for patients  with knee injuries: cross cultural adapatation, dimensionality, reliability, and  validity. Osteoarthritis Cartilage. 2012; 20: 330-35.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">21.  Rosemann T, Szecsenyi J. Cultural adapatation and validation of a German version  of the Arthritis impact measurement scales. Osteoarthritis Cartilage. 2007; 15:  1128-33.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">22.  Seror R, Tubach F, Baron G, Falissard B, Logeart I, Dougados M, et al. Individualising  the Western Ontario and McMaster Universities osteoarthritis index (WOMAC) function  subscale: incorporating patient priorities for improvement to measure functional  impairment in hip or knee osteoarthritis. Ann Rheum Dis. 2008; 67(4):494-9.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">23.  Villanueva Ojeda I, del_Mar_Guzman M, Javier Toyos F, Ariza-Ariza R, Navarro F.  Relative efficiency and validity properties of a visual analogue vs a categorical  scaled version of the Western Ontario and McMaster Universities Osteoarthritis.  Osteoarthritis Cartilage. 2004; 12(3):225-31.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">24.  Rodriguez Merchan EC. Knee instruments and rating scales designed to measure outcomes.  J Orthop Traumatol. 2012; 13(1):1-6.    </font></p>    ]]></body>
<body><![CDATA[<!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">25.  Schein JR, Kosinski MR, Janagap-Benson C, Gajria K, Lin P, Freedman JD. Functionality  and health-status benefits associated with reduction of osteoarthritis pain. Curr  Med Res Opin. 2008; 24(5):1255-65.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">26.  Ware JE, Keller SD, Hatoum HT, Kong SX. The SF-36 Arthritis-Specific Health Index  (ASHI): I Development and cross-validation of scoring algorithms. Med Care. 1999;  37(5):40-50.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">27.  Turner-Bowker DM, Saris-Baglama RN, Derosa MA, Giovannetti ER, Jensen RE, Wu AW.  A computerized adaptive version of the SF-36 is feasible for clinic and Internet  administration in adults with HIV. AIDS Care. 2012; 24(7):886-96.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">28.  Hoivik ML, Moum B, Solberg IC, Cvancarova M, Hoie O, Vatn MH, et al. Health-related  quality of life in patients with ulcerative colitis after a 10-year disease course:  Results from the IBSEN study. Inflamm Bowel Dis. 2012; 18(8):1540-9.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">29.  Davis AM, Perruccio AV, Canizares M, Hawker GA, Roos EM, Maillefert JF, et al.  Comparative, validity and responsiveness of the HOOS-PS and KOOS-PS to the WOMAC  physical function subscale in total joint replacement for osteoarthritis. Osteoarthritis  Cartilage. 2009; 17(7):843-7.    </font></p>    ]]></body>
<body><![CDATA[<!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">30.  Goncalves RS, Cabri J, Ferreira PL, Gil J. Reliability, validity and responsiveness  of the Portuquese version of the Knee injury and Osteoarthritis outcome score-  physical function short form (KOOS-PS). Osteoarthritis Cartilage. 2010; 18: 372-76.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">31.  Salavati M, Mazaheri M, Negahban H, Sohani SM, Ebrahimiam MR, Ebrahimi I, et al.  Validation of a Persian version of Knee injury and Osteoarthritis Outcome Score  (KOOS) in Iranians with knee. I</font><font size="2" face="Verdana, Arial, Helvetica, sans-serif">njuries.  2008; 16(10): 1178-82.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">32.  Rasmussen PS, Sorensen SE. Tibial condylar fractures: non-operative treatment  of lateral compression fractures without impairment of knee-joint stability. Injury.  1973; 4(3):265-71.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">33.  Rasmussen PS. Tibial condylar fractures as a cause of degenerative arthritis.  Acta Orthop Scand. 1972; 43(6):566-75.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">34.  Rossi R, Bonasia DE, Blonna D, Assom M, Castoldi F. Prospective follow-up of a  simple arthroscopic-assisted technique for lateral tibial plateau fractures: results  at 5 years. Knee. 2008; 15(5):378-83.    </font></p>    ]]></body>
<body><![CDATA[<!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">35.  Shen C, Ma J, Chen XD, Dai LY. The use of beta-TCP in the surgical treatment of  tibial plateau fractures. Knee Surg Sports Traumatol Arthrosc. 2009; 17(12):1406-11.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">36.  El-Alfy B, Othman A, Mansour E. Indirect reduction and hybrid external fixation  in management of comminuted tibial plateau fractures. Acta Orthop Belg. 2011;  77(3):349-54.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">37.  Xu B, Xu HG. Arthroscope combined with minimally invasive internal fixation for  the treatment of tibial plateau fractures. Zhongguo Gu Shang. 2008; 21(6):447-9.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">38.  Fitzgerald GK, Piva SR, Irrgang JJ. Reports of joint instability in knee osteoarthritis:  its prevalence and relationship to physical function. Arthritis Rheum. 2004; 51(6):941-6.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">39.  Yakhdani HR, Bafghi HA, Meijer OG, Bruijn SM, van_den_Dikkenberg N, Stibbe AB.  Stability and variability of knee kinematics during gait in knee osteoarthritis  before and after replacement surgery. Clin Biomech. 2010; 25(3):230-6.    </font></p>    ]]></body>
<body><![CDATA[<!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">40.  Heijink A, Gomoll AH, Madry H, Drobnic M, Filardo G, Espregueira-Mendes J, et  al. Biomechanical considerations in the pathogenesis of osteoarthritis of the  knee. Knee Surg Sports Traumatol Arthrosc. 2012; 20(3):423-35.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">41.  Miura H, Takasugi S, Kawano T, Manabe T, Iwamoto Y. Varus-valgus laxity correlates  with pain in osteoarthritis of the knee. Knee. 2009; 16(1):30-2.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">42.  Kean CO, Birmingham TB, Garland SJ, Bryant DM, Giffin JR. Minimal detectable change  in quadriceps strength and voluntary muscle activation in patients with knee osteoarthritis.  Arch Phys Med Rehabil. 2010; 91(9):1447-51.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">43.  Segal NA, Glass NA. Is quadriceps muscle weakness a risk factor for incident or  progressive knee osteoarthritis?. Phys Sportsmed. 2011; 39(4):44-50.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">44.  Shakoor MA, Rahman MS, Azad AK, Islam MS. Effects of isometric quadriceps muscle  strengthening exercise on chronic osteoarthritis of the knee. Bangladesh Med Res  Counc Bull. 2010; 36(1):20-2.    </font></p>    ]]></body>
<body><![CDATA[<!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">45.  Singh RG. Patient and physician satisfaction with rofecoxib in osteoarthritis:  results of the EVA survey. Medical Research. 2001; 17(2): 81-8.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">46.  Nu&ntilde;ez Cornejo CP, Moya Vel&aacute;zquez J, V&aacute;zquez Arce MI. El pas&oacute;  en la rodilla. Rev Sociedad Valenciana de Reumatolog&iacute;a. 2008; 2(5): 17-0.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">47.  Insall JN, Dorr LD, Scott RD, Scott WN. Rationale of the Knee Society Clinical  Rating System. Clin Orthop Relat Res<i>.</i> 1989; 248:13-14.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">48.  Scuderi GR, Bourne RB, Noble PC, Benjamin JB, Lonner JH, Scott WN. The new Knee  Society Knee Scoring System. Clin Orthop Relat Res. 2012; 470(1): 3-19.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">49.  Sihvonen R, Jarvela T, Aho H, Jarvinen TL. Validation of the Western Ontario Meniscal  Evaluation Tool (WOMET) for patients with degenerative meniscal tears. J Bone  Joint Surg Am. 2012; 94(10):1-8.    </font></p>    ]]></body>
<body><![CDATA[<!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">50.  Englund M. The role of the meniscus in osteoarthritis genesis. Rheum Dis Clin  North Am. 2008; 34: 573-9.    </font></p>    <!-- ref --><p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">51.  Kirkley A, Griffin S, Whelan D. The development and validation of a quality of  life measurement tool for patients with meniscal pathology: the Western Ontario  Meniscal Evaluation Tool. Clin J Sport Med. 2007; 17: 349-56.    </font></p>    <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><b>&nbsp;</b></font></p>    <p>&nbsp;</p>    <p>&nbsp;</p>    <p>&nbsp;</p>    <p><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Recibido:  5 de septiembre de 2012    <br> Aprobado: 8 de noviembre de 2012     ]]></body>
<body><![CDATA[<p>&nbsp;</p>    <p>&nbsp;</p>    <p>&nbsp;</p></font>      <p align="justify"><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><i>Dr.  Alejandro &Aacute;lvarez L&oacute;pez</i></font>. <font size="2" face="Verdana, Arial, Helvetica, sans-serif">Especialista  de II en Ortopedia y Traumatolog&iacute;a. Profesor Auxiliar. Investigador Agregado.  M&aacute;ster en Urgencias M&eacute;dicas. Hospital Universitario Manuel Ascunce  Domenech. Camag&uuml;ey. Cuba. <a href="mailto:yenima@finlay.cmw.sld.cu">yenima@finlay.cmw.sld.cu</a></font></p>      ]]></body><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Baczyk]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Samborski]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Piescikowska]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kmieciak]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Walkowiak]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Comparison functioning and quality of life of patients with osteoarthritis and rheumatoid arthritis]]></article-title>
<source><![CDATA[Adv Med Sci.]]></source>
<year>2007</year>
<volume>52</volume>
<numero>^s1</numero>
<issue>^s1</issue>
<supplement>1</supplement>
<page-range>55-9</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Terwee]]></surname>
<given-names><![CDATA[CB]]></given-names>
</name>
<name>
<surname><![CDATA[Bouwmeeester]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Elsland]]></surname>
<given-names><![CDATA[SL]]></given-names>
</name>
<name>
<surname><![CDATA[Dekker]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Instruments to assess physical activity in patients with osteoarthritis of the hip or knee: a systematic review of measurement properties]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2011</year>
<volume>19</volume>
<page-range>620-33</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jette]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[McDonough]]></surname>
<given-names><![CDATA[CM]]></given-names>
</name>
<name>
<surname><![CDATA[Ni]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Haley]]></surname>
<given-names><![CDATA[SM]]></given-names>
</name>
<name>
<surname><![CDATA[Hambleton]]></surname>
<given-names><![CDATA[RK]]></given-names>
</name>
<name>
<surname><![CDATA[Olarsch]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[A functional difficulty and functional pain instrument for hip and knee osteoarthritis]]></article-title>
<source><![CDATA[Arthritis Res Ther.]]></source>
<year>2009</year>
<volume>11</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>5-6</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Stratford]]></surname>
<given-names><![CDATA[PW]]></given-names>
</name>
<name>
<surname><![CDATA[Kennedy]]></surname>
<given-names><![CDATA[PT]]></given-names>
</name>
<name>
<surname><![CDATA[Woodhouse]]></surname>
<given-names><![CDATA[LJ]]></given-names>
</name>
<name>
<surname><![CDATA[Spadoni]]></surname>
<given-names><![CDATA[GF]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Measurement properties of the WOMAC LK 3: 1 pain scale]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2007</year>
<volume>15</volume>
<page-range>266-272</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gandhi]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Tsvetkov]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Dhottar]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Davey]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Mahomed]]></surname>
<given-names><![CDATA[NN]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Quantifying the pain experience in hip and knee osteoarthritis]]></article-title>
<source><![CDATA[Pain Res Manag.]]></source>
<year>2010</year>
<volume>15</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>224-8</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Allen]]></surname>
<given-names><![CDATA[KD]]></given-names>
</name>
<name>
<surname><![CDATA[Oddone]]></surname>
<given-names><![CDATA[EZ]]></given-names>
</name>
<name>
<surname><![CDATA[Stock]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Coffman]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
<name>
<surname><![CDATA[Lindquist]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
<name>
<surname><![CDATA[Juntilla]]></surname>
<given-names><![CDATA[KA]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[The Self-Management of OsteoArthritis in Veterans (SeMOA) Study: design and methodology]]></article-title>
<source><![CDATA[Contemp Clin Trials.]]></source>
<year>2008</year>
<volume>29</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>596-607</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Woolf]]></surname>
<given-names><![CDATA[AD]]></given-names>
</name>
<name>
<surname><![CDATA[Pfleger]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Burden of major musculoskeletal conditions]]></article-title>
<source><![CDATA[Bull World Health Organ.]]></source>
<year>2003</year>
<volume>81</volume>
<page-range>646-56</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bellamy]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Wilson]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Hendrikz]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Population-based normative values for the Western Ontario and McMaster (WOMAC) Osteoarthritis Index: part I]]></article-title>
<source><![CDATA[Semin Arthritis Rheum.]]></source>
<year>2011</year>
<volume>41</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>139-48</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mancuso]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Ranawat]]></surname>
<given-names><![CDATA[AS]]></given-names>
</name>
<name>
<surname><![CDATA[Meftah]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Koob]]></surname>
<given-names><![CDATA[TW]]></given-names>
</name>
<name>
<surname><![CDATA[Ranawat]]></surname>
<given-names><![CDATA[CS]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Properties of the patient administered questionnaires: new scales measuring physical and psychological symptoms of hip and knee disorders]]></article-title>
<source><![CDATA[J Arthroplasty.]]></source>
<year>2012</year>
<volume>27</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>575-582</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bond]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Davis]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Lohmander]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Hawker]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Responsiveness of the OARSI- OMERACT osteoarthritis pain and funtion measure]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2012</year>
<volume>20</volume>
<page-range>541-47</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hunter]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
<name>
<surname><![CDATA[Zaim]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Mosher]]></surname>
<given-names><![CDATA[TJ]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[What semi quantitative scoring instruments for knee OA MRI should be use?]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2010</year>
<volume>18</volume>
<page-range>1363-64</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Goetz]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Ecosse]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Rat]]></surname>
<given-names><![CDATA[AC]]></given-names>
</name>
<name>
<surname><![CDATA[Pouchot]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Coste]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Guillemin]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Measurement properties of the osteoarthritis of knee and hip quality of life OAKHQOL questionnaire: an item response theory analysis]]></article-title>
<source><![CDATA[Rheumatology.]]></source>
<year>2011</year>
<volume>50</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>500-5</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Angst]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Ewert]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Lehmann]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Aeschlimann]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Stucki]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[The factor subdimensions of the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) help to specify hip and knee osteoarthritis: a prospective evaluation and validation study]]></article-title>
<source><![CDATA[J Rheumatol.]]></source>
<year>2005</year>
<volume>32</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1324-30</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Max]]></surname>
<given-names><![CDATA[RG]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Knee rating scales for clinical outcome]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Callaghan]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Rosenberg]]></surname>
<given-names><![CDATA[AG]]></given-names>
</name>
<name>
<surname><![CDATA[Rubash]]></surname>
<given-names><![CDATA[HE]]></given-names>
</name>
<name>
<surname><![CDATA[Simonian]]></surname>
<given-names><![CDATA[PT]]></given-names>
</name>
<name>
<surname><![CDATA[Wickiewicz]]></surname>
<given-names><![CDATA[TL]]></given-names>
</name>
</person-group>
<source><![CDATA[The Adult Knee]]></source>
<year>2003</year>
<page-range>367-78</page-range><publisher-loc><![CDATA[Philadelphia ]]></publisher-loc>
<publisher-name><![CDATA[Lippincott Williams Wilkins]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[HJ]]></given-names>
</name>
<name>
<surname><![CDATA[Richardson]]></surname>
<given-names><![CDATA[JB]]></given-names>
</name>
<name>
<surname><![CDATA[Tennart]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Modification and validation of the Lysholm Knee Scale to assess articular cartilage damage]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2009</year>
<volume>17</volume>
<page-range>53-8</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Angst]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Aeschlimann]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Steiner]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Stucki]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Responsiveness of the WOMAC osteoarthritis index as compared with the SF 36 in patients with osteoarthritis of the legs undergoing a comprehensive rehabilitation intervention]]></article-title>
<source><![CDATA[Amm Rheum Dis.]]></source>
<year>2012</year>
<volume>60</volume>
<page-range>834-40</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Felson]]></surname>
<given-names><![CDATA[DT]]></given-names>
</name>
<name>
<surname><![CDATA[Lynch]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Guermazi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Roemer]]></surname>
<given-names><![CDATA[FW]]></given-names>
</name>
<name>
<surname><![CDATA[Niu]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[McAlindon]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Comparison of BLOKS and WORMS scoring systems part II]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2010</year>
<volume>18</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>1402-7</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Folkesson]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Dam]]></surname>
<given-names><![CDATA[EB]]></given-names>
</name>
<name>
<surname><![CDATA[Olsen]]></surname>
<given-names><![CDATA[OF]]></given-names>
</name>
<name>
<surname><![CDATA[Karsdal]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Pettersen]]></surname>
<given-names><![CDATA[PC]]></given-names>
</name>
<name>
<surname><![CDATA[Christiansen]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Automatic quantification of local and global articular cartilage surface curvature: biomarkers for osteoarthritis?]]></article-title>
<source><![CDATA[Magn Reson Med.]]></source>
<year>2008</year>
<volume>59</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1340-6</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ornetti]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Dougados]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Paternotte]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Logeart]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Gossec]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Validation of a numerical rating scale to assess functional impairment in hip and knee osteoarthritis: comparison with the WOMAC function scale]]></article-title>
<source><![CDATA[Ann Rheum Dis.]]></source>
<year>2011</year>
<volume>70</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>740-6</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Monticone]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Ferrante]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Salvaderi]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Rocca]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Foti]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Roi]]></surname>
<given-names><![CDATA[GS]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Development of the Italian version of the knee injury and osteoarthritis outcome score for patients with knee injuries: cross cultural adapatation, dimensionality, reliability, and validity]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2012</year>
<volume>20</volume>
<page-range>330-35</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rosemann]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Szecsenyi]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Cultural adapatation and validation of a German version of the Arthritis impact measurement scales]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2007</year>
<volume>15</volume>
<page-range>1128-33</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Seror]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Tubach]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Baron]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Falissard]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Logeart]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Dougados]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Individualising the Western Ontario and McMaster Universities osteoarthritis index (WOMAC) function subscale: incorporating patient priorities for improvement to measure functional impairment in hip or knee osteoarthritis]]></article-title>
<source><![CDATA[Ann Rheum Dis.]]></source>
<year>2008</year>
<volume>67</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>494-9</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Villanueva Ojeda]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[del_Mar_Guzman]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Javier Toyos]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Ariza-Ariza]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Navarro]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Relative efficiency and validity properties of a visual analogue vs a categorical scaled version of the Western Ontario and McMaster Universities Osteoarthritis]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2004</year>
<volume>12</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>225-31</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodriguez Merchan]]></surname>
<given-names><![CDATA[EC]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Knee instruments and rating scales designed to measure outcomes]]></article-title>
<source><![CDATA[J Orthop Traumatol.]]></source>
<year>2012</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1-6</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schein]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Kosinski]]></surname>
<given-names><![CDATA[MR]]></given-names>
</name>
<name>
<surname><![CDATA[Janagap-Benson]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Gajria]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Lin]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Freedman]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Functionality and health-status benefits associated with reduction of osteoarthritis pain]]></article-title>
<source><![CDATA[Curr Med Res Opin.]]></source>
<year>2008</year>
<volume>24</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1255-65</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ware]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
<name>
<surname><![CDATA[Keller]]></surname>
<given-names><![CDATA[SD]]></given-names>
</name>
<name>
<surname><![CDATA[Hatoum]]></surname>
<given-names><![CDATA[HT]]></given-names>
</name>
<name>
<surname><![CDATA[Kong]]></surname>
<given-names><![CDATA[SX]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[The SF-36 Arthritis-Specific Health Index (ASHI): I Development and cross-validation of scoring algorithms]]></article-title>
<source><![CDATA[Med Care.]]></source>
<year>1999</year>
<volume>37</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>40-50</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Turner-Bowker]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
<name>
<surname><![CDATA[Saris-Baglama]]></surname>
<given-names><![CDATA[RN]]></given-names>
</name>
<name>
<surname><![CDATA[Derosa]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Giovannetti]]></surname>
<given-names><![CDATA[ER]]></given-names>
</name>
<name>
<surname><![CDATA[Jensen]]></surname>
<given-names><![CDATA[RE]]></given-names>
</name>
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[AW]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[A computerized adaptive version of the SF-36 is feasible for clinic and Internet administration in adults with HIV]]></article-title>
<source><![CDATA[AIDS Care.]]></source>
<year>2012</year>
<volume>24</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>886-96</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hoivik]]></surname>
<given-names><![CDATA[ML]]></given-names>
</name>
<name>
<surname><![CDATA[Moum]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Solberg]]></surname>
<given-names><![CDATA[IC]]></given-names>
</name>
<name>
<surname><![CDATA[Cvancarova]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Hoie]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Vatn]]></surname>
<given-names><![CDATA[MH]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Health-related quality of life in patients with ulcerative colitis after a 10-year disease course: Results from the IBSEN study]]></article-title>
<source><![CDATA[Inflamm Bowel Dis.]]></source>
<year>2012</year>
<volume>18</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>1540-9</page-range></nlm-citation>
</ref>
<ref id="B29">
<label>29</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Davis]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Perruccio]]></surname>
<given-names><![CDATA[AV]]></given-names>
</name>
<name>
<surname><![CDATA[Canizares]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Hawker]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
<name>
<surname><![CDATA[Roos]]></surname>
<given-names><![CDATA[EM]]></given-names>
</name>
<name>
<surname><![CDATA[Maillefert]]></surname>
<given-names><![CDATA[JF]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Comparative, validity and responsiveness of the HOOS-PS and KOOS-PS to the WOMAC physical function subscale in total joint replacement for osteoarthritis]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2009</year>
<volume>17</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>843-7</page-range></nlm-citation>
</ref>
<ref id="B30">
<label>30</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Goncalves]]></surname>
<given-names><![CDATA[RS]]></given-names>
</name>
<name>
<surname><![CDATA[Cabri]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Ferreira]]></surname>
<given-names><![CDATA[PL]]></given-names>
</name>
<name>
<surname><![CDATA[Gil]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Reliability, validity and responsiveness of the Portuquese version of the Knee injury and Osteoarthritis outcome score- physical function short form (KOOS-PS)]]></article-title>
<source><![CDATA[Osteoarthritis Cartilage.]]></source>
<year>2010</year>
<volume>18</volume>
<page-range>372-76</page-range></nlm-citation>
</ref>
<ref id="B31">
<label>31</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Salavati]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Mazaheri]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Negahban]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Sohani]]></surname>
<given-names><![CDATA[SM]]></given-names>
</name>
<name>
<surname><![CDATA[Ebrahimiam]]></surname>
<given-names><![CDATA[MR]]></given-names>
</name>
<name>
<surname><![CDATA[Ebrahimi]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Validation of a Persian version of Knee injury and Osteoarthritis Outcome Score (KOOS) in Iranians with knee]]></article-title>
<source><![CDATA[Injuries.]]></source>
<year>2008</year>
<volume>16</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>1178-82</page-range></nlm-citation>
</ref>
<ref id="B32">
<label>32</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rasmussen]]></surname>
<given-names><![CDATA[PS]]></given-names>
</name>
<name>
<surname><![CDATA[Sorensen]]></surname>
<given-names><![CDATA[SE]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Tibial condylar fractures: non-operative treatment of lateral compression fractures without impairment of knee-joint stability]]></article-title>
<source><![CDATA[Injury.]]></source>
<year>1973</year>
<volume>4</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>265-71</page-range></nlm-citation>
</ref>
<ref id="B33">
<label>33</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rasmussen]]></surname>
<given-names><![CDATA[PS]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Tibial condylar fractures as a cause of degenerative arthritis]]></article-title>
<source><![CDATA[Acta Orthop Scand.]]></source>
<year>1972</year>
<volume>43</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>566-75</page-range></nlm-citation>
</ref>
<ref id="B34">
<label>34</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rossi]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Bonasia]]></surname>
<given-names><![CDATA[DE]]></given-names>
</name>
<name>
<surname><![CDATA[Blonna]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Assom]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Castoldi]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Prospective follow-up of a simple arthroscopic-assisted technique for lateral tibial plateau fractures: results at 5 years]]></article-title>
<source><![CDATA[Knee.]]></source>
<year>2008</year>
<volume>15</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>378-83</page-range></nlm-citation>
</ref>
<ref id="B35">
<label>35</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shen]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Ma]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[XD]]></given-names>
</name>
<name>
<surname><![CDATA[Dai]]></surname>
<given-names><![CDATA[LY]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[The use of beta-TCP in the surgical treatment of tibial plateau fractures]]></article-title>
<source><![CDATA[Knee Surg Sports Traumatol Arthrosc.]]></source>
<year>2009</year>
<volume>17</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1406-11</page-range></nlm-citation>
</ref>
<ref id="B36">
<label>36</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[El-Alfy]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Othman]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Mansour]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Indirect reduction and hybrid external fixation in management of comminuted tibial plateau fractures]]></article-title>
<source><![CDATA[Acta Orthop Belg.]]></source>
<year>2011</year>
<volume>77</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>349-54</page-range></nlm-citation>
</ref>
<ref id="B37">
<label>37</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Xu]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Xu]]></surname>
<given-names><![CDATA[HG]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Arthroscope combined with minimally invasive internal fixation for the treatment of tibial plateau fractures]]></article-title>
<source><![CDATA[Zhongguo Gu Shang.]]></source>
<year>2008</year>
<volume>21</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>447-9</page-range></nlm-citation>
</ref>
<ref id="B38">
<label>38</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fitzgerald]]></surname>
<given-names><![CDATA[GK]]></given-names>
</name>
<name>
<surname><![CDATA[Piva]]></surname>
<given-names><![CDATA[SR]]></given-names>
</name>
<name>
<surname><![CDATA[Irrgang]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Reports of joint instability in knee osteoarthritis: its prevalence and relationship to physical function]]></article-title>
<source><![CDATA[Arthritis Rheum.]]></source>
<year>2004</year>
<volume>51</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>941-6</page-range></nlm-citation>
</ref>
<ref id="B39">
<label>39</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yakhdani]]></surname>
<given-names><![CDATA[HR]]></given-names>
</name>
<name>
<surname><![CDATA[Bafghi]]></surname>
<given-names><![CDATA[HA]]></given-names>
</name>
<name>
<surname><![CDATA[Meijer]]></surname>
<given-names><![CDATA[OG]]></given-names>
</name>
<name>
<surname><![CDATA[Bruijn]]></surname>
<given-names><![CDATA[SM]]></given-names>
</name>
<name>
<surname><![CDATA[van_den_Dikkenberg]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Stibbe]]></surname>
<given-names><![CDATA[AB]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Stability and variability of knee kinematics during gait in knee osteoarthritis before and after replacement surgery]]></article-title>
<source><![CDATA[Clin Biomech.]]></source>
<year>2010</year>
<volume>25</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>230-6</page-range></nlm-citation>
</ref>
<ref id="B40">
<label>40</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Heijink]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Gomoll]]></surname>
<given-names><![CDATA[AH]]></given-names>
</name>
<name>
<surname><![CDATA[Madry]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Drobnic]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Filardo]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Espregueira-Mendes]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Biomechanical considerations in the pathogenesis of osteoarthritis of the knee]]></article-title>
<source><![CDATA[Knee Surg Sports Traumatol Arthrosc.]]></source>
<year>2012</year>
<volume>20</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>423-35</page-range></nlm-citation>
</ref>
<ref id="B41">
<label>41</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Miura]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Takasugi]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Kawano]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Manabe]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Iwamoto]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Varus-valgus laxity correlates with pain in osteoarthritis of the knee]]></article-title>
<source><![CDATA[Knee.]]></source>
<year>2009</year>
<volume>16</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>30-2</page-range></nlm-citation>
</ref>
<ref id="B42">
<label>42</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kean]]></surname>
<given-names><![CDATA[CO]]></given-names>
</name>
<name>
<surname><![CDATA[Birmingham]]></surname>
<given-names><![CDATA[TB]]></given-names>
</name>
<name>
<surname><![CDATA[Garland]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Bryant]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
<name>
<surname><![CDATA[Giffin]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Minimal detectable change in quadriceps strength and voluntary muscle activation in patients with knee osteoarthritis]]></article-title>
<source><![CDATA[Arch Phys Med Rehabil.]]></source>
<year>2010</year>
<volume>91</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1447-51</page-range></nlm-citation>
</ref>
<ref id="B43">
<label>43</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Segal]]></surname>
<given-names><![CDATA[NA]]></given-names>
</name>
<name>
<surname><![CDATA[Glass]]></surname>
<given-names><![CDATA[NA]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Is quadriceps muscle weakness a risk factor for incident or progressive knee osteoarthritis?]]></article-title>
<source><![CDATA[Phys Sportsmed.]]></source>
<year>2011</year>
<volume>39</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>44-50</page-range></nlm-citation>
</ref>
<ref id="B44">
<label>44</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shakoor]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Rahman]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
<name>
<surname><![CDATA[Azad]]></surname>
<given-names><![CDATA[AK]]></given-names>
</name>
<name>
<surname><![CDATA[Islam]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Effects of isometric quadriceps muscle strengthening exercise on chronic osteoarthritis of the knee]]></article-title>
<source><![CDATA[Bangladesh Med Res Counc Bull.]]></source>
<year>2010</year>
<volume>36</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>20-2</page-range></nlm-citation>
</ref>
<ref id="B45">
<label>45</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[RG]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Patient and physician satisfaction with rofecoxib in osteoarthritis: results of the EVA survey]]></article-title>
<source><![CDATA[Medical Research.]]></source>
<year>2001</year>
<volume>17</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>81-8</page-range></nlm-citation>
</ref>
<ref id="B46">
<label>46</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nuñez Cornejo]]></surname>
<given-names><![CDATA[CP]]></given-names>
</name>
<name>
<surname><![CDATA[Moya Velázquez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Vázquez Arce]]></surname>
<given-names><![CDATA[MI]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[El pasó en la rodilla]]></article-title>
<source><![CDATA[Rev Sociedad Valenciana de Reumatología.]]></source>
<year>2008</year>
<volume>2</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>17-0</page-range></nlm-citation>
</ref>
<ref id="B47">
<label>47</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Insall]]></surname>
<given-names><![CDATA[JN]]></given-names>
</name>
<name>
<surname><![CDATA[Dorr]]></surname>
<given-names><![CDATA[LD]]></given-names>
</name>
<name>
<surname><![CDATA[Scott]]></surname>
<given-names><![CDATA[RD]]></given-names>
</name>
<name>
<surname><![CDATA[Scott]]></surname>
<given-names><![CDATA[WN]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Rationale of the Knee Society Clinical Rating System]]></article-title>
<source><![CDATA[Clin Orthop Relat Res.]]></source>
<year>1989</year>
<volume>248</volume>
<page-range>13-14</page-range></nlm-citation>
</ref>
<ref id="B48">
<label>48</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Scuderi]]></surname>
<given-names><![CDATA[GR]]></given-names>
</name>
<name>
<surname><![CDATA[Bourne]]></surname>
<given-names><![CDATA[RB]]></given-names>
</name>
<name>
<surname><![CDATA[Noble]]></surname>
<given-names><![CDATA[PC]]></given-names>
</name>
<name>
<surname><![CDATA[Benjamin]]></surname>
<given-names><![CDATA[JB]]></given-names>
</name>
<name>
<surname><![CDATA[Lonner]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
<name>
<surname><![CDATA[Scott]]></surname>
<given-names><![CDATA[WN]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[The new Knee Society Knee Scoring System]]></article-title>
<source><![CDATA[Clin Orthop Relat Res.]]></source>
<year>2012</year>
<volume>470</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>3-19</page-range></nlm-citation>
</ref>
<ref id="B49">
<label>49</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sihvonen]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Jarvela]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Aho]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Jarvinen]]></surname>
<given-names><![CDATA[TL]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Validation of the Western Ontario Meniscal Evaluation Tool (WOMET) for patients with degenerative meniscal tears]]></article-title>
<source><![CDATA[J Bone Joint Surg Am.]]></source>
<year>2012</year>
<volume>94</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>1-8</page-range></nlm-citation>
</ref>
<ref id="B50">
<label>50</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Englund]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[The role of the meniscus in osteoarthritis genesis]]></article-title>
<source><![CDATA[Rheum Dis Clin North Am.]]></source>
<year>2008</year>
<volume>34</volume>
<page-range>573-9</page-range></nlm-citation>
</ref>
<ref id="B51">
<label>51</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kirkley]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Griffin]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Whelan]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[The development and validation of a quality of life measurement tool for patients with meniscal pathology: the Western Ontario Meniscal Evaluation Tool]]></article-title>
<source><![CDATA[Clin J Sport Med.]]></source>
<year>2007</year>
<volume>17</volume>
<page-range>349-56</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
